EOSE Insider Trading Activity and SEC Form 4 Filings
EOSE insider trading summary
Over the past 12 months, insiders at Eos Energy Enterprises, Inc. (EOSE) reported 22 sales worth $17.2M by 8 insiders and 5 open-market purchases worth $652K by 3 insiders on SEC Form 4. Net insider selling was $16.5M.
Latest EOSE insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 29, 2026 | Michelle Buczkowski | Chief Commercial Officer | Sell | $100K (50,000 @ $2.00) |
| Sep 16, 2026 | Joe Mastrangelo | Chief Executive Officer | Sell | $980K (250,000 @ $3.92) |
| Sep 16, 2026 | Sumeet Puri | Chief Accounting Officer | Sell | $172K (43,750 @ $3.92) |
| Sep 14, 2026 | Haiyan Song | Director | Buy | $19K (5,000 @ $3.84) |
| Sep 11, 2026 | Haiyan Song | Director | Buy | $40K (10,000 @ $3.95) |
| Jul 28, 2026 | Nathan Kroeker | Chief Commercial Officer | Sell | $371K (110,417 @ $3.36) |
| Jul 28, 2026 | Sumeet Puri | Chief Accounting Officer | Sell | $98K (29,167 @ $3.36) |
| Jul 27, 2026 | Joe Mastrangelo | Chief Executive Officer | Sell | $575K (159,154 @ $3.61) |
| Jul 7, 2026 | Nathan Kroeker | CCO and Interim CFO | Sell | $371K (79,309 @ $4.68) |
| Jun 30, 2026 | Michael W Silberman | Chief Legal Officer | Sell | $88K (14,998 @ $5.87) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.